Results 81 to 90 of about 143,624 (301)

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Post-injection normal closure of fractures as a mechanism for induced seismicity [PDF]

open access: yes, 2017
Understanding the controlling mechanisms underlying injection-induced seismicity is important for optimizing reservoir productivity and addressing seismicity-related concerns related to hydraulic stimulation in Enhanced Geothermal Systems.
E. Keilegavlen   +5 more
core   +2 more sources

Assessing Altered Coating Adhesion on Plasma‐Deoxidized Surfaces Under Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates the effectiveness of atmospheric pressure plasma pretreatment in modifying silicon and stainless steel surfaces to improve adhesion. Argon‐hydrogen plasma increases surface roughness and improves adhesion strength, whereas pure argon results in smoother surfaces and structural changes.
Selina Raumel   +6 more
wiley   +1 more source

Application of Far Cortical Locking Technology in Periprosthetic Femoral Fracture Fixation: A Biomechanical Study [PDF]

open access: yes, 2016
© 2016 Elsevier Inc. Background Lack of fracture movement could be a potential cause of periprosthetic femoral fracture (PFF) fixation failures. This study aimed to test whether the use of distal far cortical locking screws reduces the overall stiffness ...
Fagan, Michael J.   +5 more
core   +2 more sources

Vertebroplasty for vertebral compression fracture.

open access: yesCollegium antropologicum, 2009
The patients with intensive pain caused by the vertebra body fracture were treated by application of bone cement under local or general anesthesia, by means of diascopy through unilateral transpedicular approach. The intensity of pain was followed-up on the VAS scale before surgery, 24 hours after surgery and three months after surgery.
Rapan, Saša   +2 more
openaire   +6 more sources

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

Deep convolutional networks for automated detection of posterior-element fractures on spine CT

open access: yes, 2016
Injuries of the spine, and its posterior elements in particular, are a common occurrence in trauma patients, with potentially devastating consequences.
Burns, Joseph E.   +5 more
core   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

CONSERVATIVE TREATMENT OF CHILDREN WITH VERTEBRAL COMPRESSION FRACTURES OF THORACIC AND LUMBAR SPINE USING ORTHOSIS (REVIEW)

open access: yesTravmatologiâ i Ortopediâ Rossii, 2016
A review of the literature on conservative and restorative treatment of children with vertebral compression fractures of thoracic and lumbar spine is presented.
I. V. Pavlov   +3 more
doaj  

Complications Associated with Volar Locking Plate Fixation of Distal Radial Fractures. [PDF]

open access: yes, 2018
Volar locked plating is the most frequently utilized method for internal fixation of distal radial fractures. The overall complication rate for volar plating of distal radial fractures appears to be relatively low compared with other operative fixation ...
Alter, Todd H., Ilyas, Asif M.
core   +1 more source

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